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I've replaced the battery of HRM pro, is this correct? I saw that bulge after I fitted the cover. I don't think I can swim with this now. Can someone give me
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Garmin Heart Rate Transmitter & Strap HRM-Tri for Swimming Running Cycling Triathlon HRM-DUAL Heart Rate Monitor HRM-Pro Sensor - AliExpress
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Best non-watch heart rate monitors — keep your wrist free without sacrificing the data you need - fitness
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Garmin Heart Rate Transmitter & Strap HRM-Tri for Swimming Running Cycling Triathlon HRM-DUAL Heart Rate Monitor HRM-Pro Sensor - AliExpress
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Garmin Ant+ Premium Heart Rate Monitor HRM2-SS w Soft Chest Strap (010-10997-02) – ASA College: Florida
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